lnaddr: clean up imports

electrum/lnaddr.py

@@ -1,17 +1,18 @@
 #! /usr/bin/env python3
 # This was forked from https://github.com/rustyrussell/lightning-payencode/tree/acc16ec13a3fa1dc16c07af6ec67c261bd8aff23
 
-from .bitcoin import hash160_to_b58_address, b58_address_to_hash160
+import re
+import time
 from hashlib import sha256
-from .segwit_addr import bech32_encode, bech32_decode, CHARSET
 from binascii import hexlify
 from decimal import Decimal
-from . import constants
 
-from . import ecc
 import bitstring
-import re
-import time
+
+from .bitcoin import hash160_to_b58_address, b58_address_to_hash160
+from .segwit_addr import bech32_encode, bech32_decode, CHARSET
+from . import constants
+from . import ecc
 
 
 # BOLT #11: